source: src/Concurrency/Keywords.cc@ 6e027d6

ADT aaron-thesis arm-eh ast-experimental cleanup-dtors deferred_resn demangler enum forall-pointer-decay jacob/cs343-translation jenkins-sandbox new-ast new-ast-unique-expr new-env no_list persistent-indexer pthread-emulation qualifiedEnum resolv-new with_gc
Last change on this file since 6e027d6 was ba3706f, checked in by Rob Schluntz <rschlunt@…>, 8 years ago

Remove label lists from various Statement constructors
  • Property mode set to 100644
File size: 19.6 KB
RevLine 
[64adb03]1//
2// Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
3//
4// The contents of this file are covered under the licence agreement in the
5// file "LICENCE" distributed with Cforall.
6//
7// Keywords.cc --
8//
9// Author : Thierry Delisle
10// Created On : Mon Mar 13 12:41:22 2017
11// Last Modified By :
12// Last Modified On :
[6b0b624]13// Update Count : 5
[64adb03]14//
15
16#include "Concurrency/Keywords.h"
17
[bf2438c]18#include <cassert> // for assert
19#include <string> // for string, operator==
20
[2065609]21#include "Common/PassVisitor.h" // for PassVisitor
[bf2438c]22#include "Common/SemanticError.h" // for SemanticError
23#include "Common/utility.h" // for deleteAll, map_range
[bff227f]24#include "CodeGen/OperatorTable.h" // for isConstructor
25#include "InitTweak/InitTweak.h" // for getPointerBase
[bf2438c]26#include "Parser/LinkageSpec.h" // for Cforall
27#include "SymTab/AddVisit.h" // for acceptAndAdd
28#include "SynTree/Constant.h" // for Constant
29#include "SynTree/Declaration.h" // for StructDecl, FunctionDecl, ObjectDecl
30#include "SynTree/Expression.h" // for VariableExpr, ConstantExpr, Untype...
31#include "SynTree/Initializer.h" // for SingleInit, ListInit, Initializer ...
32#include "SynTree/Label.h" // for Label
33#include "SynTree/Statement.h" // for CompoundStmt, DeclStmt, ExprStmt
34#include "SynTree/Type.h" // for StructInstType, Type, PointerType
35#include "SynTree/Visitor.h" // for Visitor, acceptAll
36
37class Attribute;
[64adb03]38
39namespace Concurrency {
40 //=============================================================================================
[2065609]41 // Pass declarations
[64adb03]42 //=============================================================================================
43
[bcda04c]44 //-----------------------------------------------------------------------------
45 //Handles sue type declarations :
46 // sue MyType { struct MyType {
47 // int data; int data;
48 // a_struct_t more_data; a_struct_t more_data;
49 // => NewField_t newField;
50 // }; };
51 // static inline NewField_t * getter_name( MyType * this ) { return &this->newField; }
52 //
[2065609]53 class ConcurrentSueKeyword : public WithDeclsToAdd {
[bcda04c]54 public:
55
[bd4d011]56 ConcurrentSueKeyword( std::string&& type_name, std::string&& field_name, std::string&& getter_name, std::string&& context_error, bool needs_main ) :
57 type_name( type_name ), field_name( field_name ), getter_name( getter_name ), context_error( context_error ), needs_main( needs_main ) {}
[bcda04c]58
59 virtual ~ConcurrentSueKeyword() {}
60
[2065609]61 void postvisit( StructDecl * decl );
[bcda04c]62
63 void handle( StructDecl * );
64 FunctionDecl * forwardDeclare( StructDecl * );
65 ObjectDecl * addField( StructDecl * );
[2f9a722]66 void addRoutines( ObjectDecl *, FunctionDecl * );
[bcda04c]67
68 virtual bool is_target( StructDecl * decl ) = 0;
69
70 private:
71 const std::string type_name;
72 const std::string field_name;
73 const std::string getter_name;
74 const std::string context_error;
[bd4d011]75 bool needs_main;
[bcda04c]76
77 StructDecl* type_decl = nullptr;
78 };
79
80
[64adb03]81 //-----------------------------------------------------------------------------
82 //Handles thread type declarations :
83 // thread Mythread { struct MyThread {
84 // int data; int data;
85 // a_struct_t more_data; a_struct_t more_data;
86 // => thread_desc __thrd_d;
87 // }; };
88 // static inline thread_desc * get_thread( MyThread * this ) { return &this->__thrd_d; }
89 //
[bcda04c]90 class ThreadKeyword final : public ConcurrentSueKeyword {
[64adb03]91 public:
92
[bcda04c]93 ThreadKeyword() : ConcurrentSueKeyword(
94 "thread_desc",
95 "__thrd",
96 "get_thread",
[bd4d011]97 "thread keyword requires threads to be in scope, add #include <thread>",
98 true
[bcda04c]99 )
100 {}
101
102 virtual ~ThreadKeyword() {}
103
104 virtual bool is_target( StructDecl * decl ) override final { return decl->is_thread(); }
105
106 static void implement( std::list< Declaration * > & translationUnit ) {
[2065609]107 PassVisitor< ThreadKeyword > impl;
108 acceptAll( translationUnit, impl );
[bcda04c]109 }
[64adb03]110 };
111
112 //-----------------------------------------------------------------------------
113 //Handles coroutine type declarations :
114 // coroutine MyCoroutine { struct MyCoroutine {
115 // int data; int data;
116 // a_struct_t more_data; a_struct_t more_data;
117 // => coroutine_desc __cor_d;
118 // }; };
119 // static inline coroutine_desc * get_coroutine( MyCoroutine * this ) { return &this->__cor_d; }
120 //
[bcda04c]121 class CoroutineKeyword final : public ConcurrentSueKeyword {
[64adb03]122 public:
123
[bcda04c]124 CoroutineKeyword() : ConcurrentSueKeyword(
125 "coroutine_desc",
126 "__cor",
127 "get_coroutine",
[bd4d011]128 "coroutine keyword requires coroutines to be in scope, add #include <coroutine>",
129 true
[bcda04c]130 )
131 {}
[b32ada31]132
[bcda04c]133 virtual ~CoroutineKeyword() {}
134
135 virtual bool is_target( StructDecl * decl ) override final { return decl->is_coroutine(); }
[b32ada31]136
137 static void implement( std::list< Declaration * > & translationUnit ) {
[2065609]138 PassVisitor< CoroutineKeyword > impl;
139 acceptAll( translationUnit, impl );
[b32ada31]140 }
[64adb03]141 };
142
143 //-----------------------------------------------------------------------------
144 //Handles monitor type declarations :
145 // monitor MyMonitor { struct MyMonitor {
146 // int data; int data;
147 // a_struct_t more_data; a_struct_t more_data;
148 // => monitor_desc __mon_d;
149 // }; };
150 // static inline monitor_desc * get_coroutine( MyMonitor * this ) { return &this->__cor_d; }
151 //
[bcda04c]152 class MonitorKeyword final : public ConcurrentSueKeyword {
[64adb03]153 public:
154
[bcda04c]155 MonitorKeyword() : ConcurrentSueKeyword(
156 "monitor_desc",
157 "__mon",
158 "get_monitor",
[bd4d011]159 "monitor keyword requires monitors to be in scope, add #include <monitor>",
160 false
[bcda04c]161 )
162 {}
163
164 virtual ~MonitorKeyword() {}
165
166 virtual bool is_target( StructDecl * decl ) override final { return decl->is_monitor(); }
167
168 static void implement( std::list< Declaration * > & translationUnit ) {
[2065609]169 PassVisitor< MonitorKeyword > impl;
170 acceptAll( translationUnit, impl );
[bcda04c]171 }
[64adb03]172 };
173
174 //-----------------------------------------------------------------------------
175 //Handles mutex routines definitions :
176 // void foo( A * mutex a, B * mutex b, int i ) { void foo( A * a, B * b, int i ) {
[9243cc91]177 // monitor_desc * __monitors[] = { get_monitor(a), get_monitor(b) };
[64adb03]178 // monitor_guard_t __guard = { __monitors, 2 };
179 // /*Some code*/ => /*Some code*/
180 // } }
181 //
[2065609]182 class MutexKeyword final {
[64adb03]183 public:
184
[2065609]185 void postvisit( FunctionDecl * decl );
186 void postvisit( StructDecl * decl );
[64adb03]187
188 std::list<DeclarationWithType*> findMutexArgs( FunctionDecl* );
189 void validate( DeclarationWithType * );
[549c006]190 void addDtorStatments( FunctionDecl* func, CompoundStmt *, const std::list<DeclarationWithType * > &);
[97e3296]191 void addStatments( FunctionDecl* func, CompoundStmt *, const std::list<DeclarationWithType * > &);
[64adb03]192
193 static void implement( std::list< Declaration * > & translationUnit ) {
[2065609]194 PassVisitor< MutexKeyword > impl;
[64adb03]195 acceptAll( translationUnit, impl );
196 }
[9243cc91]197
198 private:
199 StructDecl* monitor_decl = nullptr;
[ef42b143]200 StructDecl* guard_decl = nullptr;
[549c006]201 StructDecl* dtor_guard_decl = nullptr;
[97e3296]202
203 static std::unique_ptr< Type > generic_func;
[64adb03]204 };
205
[97e3296]206 std::unique_ptr< Type > MutexKeyword::generic_func = std::unique_ptr< Type >(
207 new FunctionType(
208 noQualifiers,
209 true
210 )
211 );
212
[bd4d011]213 //-----------------------------------------------------------------------------
214 //Handles mutex routines definitions :
215 // void foo( A * mutex a, B * mutex b, int i ) { void foo( A * a, B * b, int i ) {
216 // monitor_desc * __monitors[] = { get_monitor(a), get_monitor(b) };
217 // monitor_guard_t __guard = { __monitors, 2 };
218 // /*Some code*/ => /*Some code*/
219 // } }
220 //
[2065609]221 class ThreadStarter final {
[bd4d011]222 public:
223
[2065609]224 void postvisit( FunctionDecl * decl );
[549c006]225 void previsit ( StructDecl * decl );
[bd4d011]226
227 void addStartStatement( FunctionDecl * decl, DeclarationWithType * param );
228
229 static void implement( std::list< Declaration * > & translationUnit ) {
[2065609]230 PassVisitor< ThreadStarter > impl;
[bd4d011]231 acceptAll( translationUnit, impl );
232 }
[549c006]233
234 private :
235 bool thread_ctor_seen = false;
236 StructDecl * thread_decl = nullptr;
[bd4d011]237 };
238
[64adb03]239 //=============================================================================================
240 // General entry routine
241 //=============================================================================================
242 void applyKeywords( std::list< Declaration * > & translationUnit ) {
243 ThreadKeyword ::implement( translationUnit );
244 CoroutineKeyword ::implement( translationUnit );
245 MonitorKeyword ::implement( translationUnit );
[bcda04c]246 }
247
248 void implementMutexFuncs( std::list< Declaration * > & translationUnit ) {
[64adb03]249 MutexKeyword ::implement( translationUnit );
250 }
251
[bcda04c]252 void implementThreadStarter( std::list< Declaration * > & translationUnit ) {
[bd4d011]253 ThreadStarter ::implement( translationUnit );
[bcda04c]254 }
255
[b32ada31]256 //=============================================================================================
[bcda04c]257 // Generic keyword implementation
[b32ada31]258 //=============================================================================================
[2065609]259 void ConcurrentSueKeyword::postvisit(StructDecl * decl) {
[9f5ecf5]260 if( decl->name == type_name && decl->body ) {
[bcda04c]261 assert( !type_decl );
262 type_decl = decl;
[b32ada31]263 }
[bcda04c]264 else if ( is_target(decl) ) {
[b32ada31]265 handle( decl );
266 }
267
268 }
269
[bcda04c]270 void ConcurrentSueKeyword::handle( StructDecl * decl ) {
[9f5ecf5]271 if( ! decl->body ) return;
[b32ada31]272
[bcda04c]273 if( !type_decl ) throw SemanticError( context_error, decl );
[b32ada31]274
[bcda04c]275 FunctionDecl * func = forwardDeclare( decl );
276 ObjectDecl * field = addField( decl );
[2f9a722]277 addRoutines( field, func );
[b32ada31]278 }
279
[bcda04c]280 FunctionDecl * ConcurrentSueKeyword::forwardDeclare( StructDecl * decl ) {
281
282 StructDecl * forward = decl->clone();
283 forward->set_body( false );
284 deleteAll( forward->get_members() );
285 forward->get_members().clear();
286
[bd4d011]287 FunctionType * get_type = new FunctionType( noQualifiers, false );
[bcda04c]288 ObjectDecl * this_decl = new ObjectDecl(
289 "this",
[ba3706f]290 noStorageClasses,
[b32ada31]291 LinkageSpec::Cforall,
292 nullptr,
[83a071f9]293 new ReferenceType(
[b32ada31]294 noQualifiers,
[bcda04c]295 new StructInstType(
296 noQualifiers,
297 decl
298 )
[b32ada31]299 ),
300 nullptr
301 );
302
[bd4d011]303 get_type->get_parameters().push_back( this_decl );
304 get_type->get_returnVals().push_back(
[e04b636]305 new ObjectDecl(
306 "ret",
[ba3706f]307 noStorageClasses,
[e04b636]308 LinkageSpec::Cforall,
309 nullptr,
310 new PointerType(
311 noQualifiers,
312 new StructInstType(
313 noQualifiers,
[bcda04c]314 type_decl
[e04b636]315 )
316 ),
317 nullptr
318 )
319 );
[b32ada31]320
[bcda04c]321 FunctionDecl * get_decl = new FunctionDecl(
322 getter_name,
323 Type::Static,
324 LinkageSpec::Cforall,
[bd4d011]325 get_type,
[bcda04c]326 nullptr,
327 noAttributes,
328 Type::Inline
329 );
330
[bd4d011]331 FunctionDecl * main_decl = nullptr;
332
333 if( needs_main ) {
334 FunctionType * main_type = new FunctionType( noQualifiers, false );
[bf2438c]335
[bd4d011]336 main_type->get_parameters().push_back( this_decl->clone() );
337
338 main_decl = new FunctionDecl(
339 "main",
[ba3706f]340 noStorageClasses,
[bd4d011]341 LinkageSpec::Cforall,
342 main_type,
343 nullptr
344 );
345 }
346
[2065609]347 declsToAddBefore.push_back( forward );
348 if( needs_main ) declsToAddBefore.push_back( main_decl );
349 declsToAddBefore.push_back( get_decl );
[bcda04c]350
351 return get_decl;
352 }
353
354 ObjectDecl * ConcurrentSueKeyword::addField( StructDecl * decl ) {
355 ObjectDecl * field = new ObjectDecl(
356 field_name,
[ba3706f]357 noStorageClasses,
[bcda04c]358 LinkageSpec::Cforall,
359 nullptr,
360 new StructInstType(
361 noQualifiers,
362 type_decl
363 ),
364 nullptr
365 );
366
367 decl->get_members().push_back( field );
368
369 return field;
370 }
371
[2f9a722]372 void ConcurrentSueKeyword::addRoutines( ObjectDecl * field, FunctionDecl * func ) {
[ba3706f]373 CompoundStmt * statement = new CompoundStmt();
[bf2438c]374 statement->push_back(
[b32ada31]375 new ReturnStmt(
[e04b636]376 new AddressExpr(
[bcda04c]377 new MemberExpr(
378 field,
379 UntypedExpr::createDeref( new VariableExpr( func->get_functionType()->get_parameters().front() ) )
[e04b636]380 )
[b32ada31]381 )
382 )
383 );
384
[bcda04c]385 FunctionDecl * get_decl = func->clone();
386
387 get_decl->set_statements( statement );
[e04b636]388
389 declsToAddAfter.push_back( get_decl );
390
[bcda04c]391 // get_decl->fixUniqueId();
[b32ada31]392 }
393
[64adb03]394 //=============================================================================================
395 // Mutex keyword implementation
396 //=============================================================================================
[97e3296]397
[2065609]398 void MutexKeyword::postvisit(FunctionDecl* decl) {
[102a58b]399
[64adb03]400 std::list<DeclarationWithType*> mutexArgs = findMutexArgs( decl );
401 if( mutexArgs.empty() ) return;
402
[549c006]403 if( CodeGen::isConstructor(decl->name) ) throw SemanticError( "constructors cannot have mutex parameters", decl );
404
405 bool isDtor = CodeGen::isDestructor( decl->name );
406
407 if( isDtor && mutexArgs.size() != 1 ) throw SemanticError( "destructors can only have 1 mutex argument", decl );
408
[64adb03]409 for(auto arg : mutexArgs) {
410 validate( arg );
411 }
412
413 CompoundStmt* body = decl->get_statements();
414 if( ! body ) return;
415
[b32ada31]416 if( !monitor_decl ) throw SemanticError( "mutex keyword requires monitors to be in scope, add #include <monitor>", decl );
417 if( !guard_decl ) throw SemanticError( "mutex keyword requires monitors to be in scope, add #include <monitor>", decl );
[549c006]418 if( !dtor_guard_decl ) throw SemanticError( "mutex keyword requires monitors to be in scope, add #include <monitor>", decl );
[b32ada31]419
[549c006]420 if( isDtor ) {
421 addDtorStatments( decl, body, mutexArgs );
422 }
423 else {
424 addStatments( decl, body, mutexArgs );
425 }
[64adb03]426 }
427
[2065609]428 void MutexKeyword::postvisit(StructDecl* decl) {
[102a58b]429
[9f5ecf5]430 if( decl->name == "monitor_desc" ) {
[9243cc91]431 assert( !monitor_decl );
432 monitor_decl = decl;
433 }
[9f5ecf5]434 else if( decl->name == "monitor_guard_t" ) {
[ef42b143]435 assert( !guard_decl );
436 guard_decl = decl;
437 }
[549c006]438 else if( decl->name == "monitor_dtor_guard_t" ) {
439 assert( !dtor_guard_decl );
440 dtor_guard_decl = decl;
441 }
[9243cc91]442 }
443
[64adb03]444 std::list<DeclarationWithType*> MutexKeyword::findMutexArgs( FunctionDecl* decl ) {
445 std::list<DeclarationWithType*> mutexArgs;
446
447 for( auto arg : decl->get_functionType()->get_parameters()) {
448 //Find mutex arguments
449 Type* ty = arg->get_type();
[615a096]450 if( ! ty->get_mutex() ) continue;
[64adb03]451
452 //Append it to the list
453 mutexArgs.push_back( arg );
454 }
455
456 return mutexArgs;
457 }
458
459 void MutexKeyword::validate( DeclarationWithType * arg ) {
460 Type* ty = arg->get_type();
461
462 //Makes sure it's not a copy
[870d1f0]463 ReferenceType* rty = dynamic_cast< ReferenceType * >( ty );
[83a071f9]464 if( ! rty ) throw SemanticError( "Mutex argument must be of reference type ", arg );
[64adb03]465
466 //Make sure the we are pointing directly to a type
[83a071f9]467 Type* base = rty->get_base();
468 if( dynamic_cast< ReferenceType * >( base ) ) throw SemanticError( "Mutex argument have exactly one level of indirection ", arg );
469 if( dynamic_cast< PointerType * >( base ) ) throw SemanticError( "Mutex argument have exactly one level of indirection ", arg );
[64adb03]470
471 //Make sure that typed isn't mutex
[e04b636]472 if( base->get_mutex() ) throw SemanticError( "mutex keyword may only appear once per argument ", arg );
[64adb03]473 }
474
[549c006]475 void MutexKeyword::addDtorStatments( FunctionDecl* func, CompoundStmt * body, const std::list<DeclarationWithType * > & args ) {
476 Type * arg_type = args.front()->get_type()->clone();
477 arg_type->set_mutex( false );
478
479 ObjectDecl * monitors = new ObjectDecl(
480 "__monitor",
[ba3706f]481 noStorageClasses,
[549c006]482 LinkageSpec::Cforall,
483 nullptr,
484 new PointerType(
485 noQualifiers,
486 new StructInstType(
487 noQualifiers,
488 monitor_decl
489 )
490 ),
491 new SingleInit( new UntypedExpr(
492 new NameExpr( "get_monitor" ),
493 { new CastExpr( new VariableExpr( args.front() ), arg_type ) }
494 ))
495 );
496
497 assert(generic_func);
498
499 //in reverse order :
500 // monitor_guard_t __guard = { __monitors, #, func };
501 body->push_front(
[ba3706f]502 new DeclStmt( new ObjectDecl(
[549c006]503 "__guard",
[ba3706f]504 noStorageClasses,
[549c006]505 LinkageSpec::Cforall,
506 nullptr,
507 new StructInstType(
508 noQualifiers,
509 dtor_guard_decl
510 ),
511 new ListInit(
512 {
513 new SingleInit( new AddressExpr( new VariableExpr( monitors ) ) ),
514 new SingleInit( new CastExpr( new VariableExpr( func ), generic_func->clone() ) )
515 },
516 noDesignators,
517 true
518 )
519 ))
520 );
521
522 //monitor_desc * __monitors[] = { get_monitor(a), get_monitor(b) };
[ba3706f]523 body->push_front( new DeclStmt( monitors) );
[549c006]524 }
525
[97e3296]526 void MutexKeyword::addStatments( FunctionDecl* func, CompoundStmt * body, const std::list<DeclarationWithType * > & args ) {
[9243cc91]527 ObjectDecl * monitors = new ObjectDecl(
528 "__monitors",
[ba3706f]529 noStorageClasses,
[9243cc91]530 LinkageSpec::Cforall,
531 nullptr,
532 new ArrayType(
533 noQualifiers,
534 new PointerType(
535 noQualifiers,
536 new StructInstType(
537 noQualifiers,
538 monitor_decl
539 )
540 ),
541 new ConstantExpr( Constant::from_ulong( args.size() ) ),
542 false,
543 false
544 ),
545 new ListInit(
[bd41764]546 map_range < std::list<Initializer*> > ( args, [](DeclarationWithType * var ){
[cb0e6de]547 Type * type = var->get_type()->clone();
548 type->set_mutex( false );
[9243cc91]549 return new SingleInit( new UntypedExpr(
550 new NameExpr( "get_monitor" ),
[cb0e6de]551 { new CastExpr( new VariableExpr( var ), type ) }
[9243cc91]552 ) );
553 })
554 )
555 );
556
[97e3296]557 assert(generic_func);
558
[64adb03]559 //in reverse order :
[97e3296]560 // monitor_guard_t __guard = { __monitors, #, func };
[64adb03]561 body->push_front(
[ba3706f]562 new DeclStmt( new ObjectDecl(
[64adb03]563 "__guard",
[ba3706f]564 noStorageClasses,
[64adb03]565 LinkageSpec::Cforall,
566 nullptr,
567 new StructInstType(
568 noQualifiers,
[ef42b143]569 guard_decl
[64adb03]570 ),
571 new ListInit(
572 {
[9243cc91]573 new SingleInit( new VariableExpr( monitors ) ),
[97e3296]574 new SingleInit( new ConstantExpr( Constant::from_ulong( args.size() ) ) ),
575 new SingleInit( new CastExpr( new VariableExpr( func ), generic_func->clone() ) )
[ef42b143]576 },
577 noDesignators,
578 true
[64adb03]579 )
580 ))
581 );
582
[ef42b143]583 //monitor_desc * __monitors[] = { get_monitor(a), get_monitor(b) };
[ba3706f]584 body->push_front( new DeclStmt( monitors) );
[64adb03]585 }
[bd4d011]586
587 //=============================================================================================
588 // General entry routine
589 //=============================================================================================
[549c006]590 void ThreadStarter::previsit( StructDecl * decl ) {
591 if( decl->name == "thread_desc" && decl->body ) {
592 assert( !thread_decl );
593 thread_decl = decl;
594 }
595 }
596
[2065609]597 void ThreadStarter::postvisit(FunctionDecl * decl) {
[9f5ecf5]598 if( ! CodeGen::isConstructor(decl->name) ) return;
[bd4d011]599
[549c006]600 Type * typeof_this = InitTweak::getTypeofThis(decl->type);
601 StructInstType * ctored_type = dynamic_cast< StructInstType * >( typeof_this );
602 if( ctored_type && ctored_type->baseStruct == thread_decl ) {
603 thread_ctor_seen = true;
604 }
605
[bd4d011]606 DeclarationWithType * param = decl->get_functionType()->get_parameters().front();
[ce8c12f]607 auto type = dynamic_cast< StructInstType * >( InitTweak::getPointerBase( param->get_type() ) );
[bd4d011]608 if( type && type->get_baseStruct()->is_thread() ) {
[549c006]609 if( !thread_decl || !thread_ctor_seen ) {
610 throw SemanticError("thread keyword requires threads to be in scope, add #include <thread>");
611 }
612
[bd4d011]613 addStartStatement( decl, param );
614 }
615 }
616
617 void ThreadStarter::addStartStatement( FunctionDecl * decl, DeclarationWithType * param ) {
618 CompoundStmt * stmt = decl->get_statements();
619
620 if( ! stmt ) return;
621
[bf2438c]622 stmt->push_back(
[bd4d011]623 new ExprStmt(
624 new UntypedExpr(
625 new NameExpr( "__thrd_start" ),
626 { new VariableExpr( param ) }
627 )
628 )
629 );
630 }
[68fe077a]631};
[6b0b624]632
633// Local Variables: //
634// mode: c //
635// tab-width: 4 //
636// End: //
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